Dwyer 8901 - Manual (Page 11)

3. Press the MN/MX REC key, the LCD
should display "S" (See Fig.10) .
Then press the HOLD key. The LCD
display 2400 or 1200 (pre-setting).
(If Baud rate change is needed, please
refer to step G.1) (See Fig.11)
4. Press the MN/MX REC key again,
the LCD should display "S" again.
(See Fig.10) .Then press the HOLD
key, the LCD will revert to a normal
measurement display. The default
setting is now completed.(See Fig.12)
5. Press HOLD key for measuring the
current air velocity / temperature with
pre-setting unit . A "HOLD" above the
display is disappeared now.
Note: Without pressing HOLD key,
display is freezing .
Fig.10
Fig.12
G.SETTING THE RS232 OUTPUT
(Optional accessory)
m/s
vel Hold
Fig.11
10